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plankton    音标拼音: [pl'æŋktən]
n. 浮游生物

浮游生物

plankton
n 1: the aggregate of small plant and animal organisms that
float or drift in great numbers in fresh or salt water

Plankton \Plank"ton\ (pl[a^][ng]k"t[o^]n), n. [NL., fr. Gr.
plagto`n, neut. of plagto`s wandering, pla`zesqai to wander.]
(Biol.)
All the animals and plants, taken collectively, which live at
or near the surface of salt or fresh waters. --
{Plank*ton"ic}, a.
[Webster 1913 Suppl.]


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  • Plankton - Wikipedia
    Plankton (from the Greek planktos, meaning "drifter" or "wanderer") are organisms that drift in water (or air) but are unable to actively propel themselves against currents (or wind) [1][2] Marine plankton include drifting organisms that inhabit the saltwater of oceans and the brackish waters of estuaries Freshwater plankton are similar to marine plankton, but are found in lakes and rivers
  • Plankton | Definition, Characteristics, Types, Diet, Size, Facts . . .
    Plankton, marine and freshwater organisms that, because they are nonmotile or too small or weak to swim against the current, exist in a drifting state Plankton is the productive base of both marine and freshwater ecosystems, providing food for larger animals and indirectly for humans
  • What are plankton? - NOAAs National Ocean Service
    The word “plankton” comes from the Greek for “drifter” or “wanderer ” An organism is considered plankton if it is carried by tides and currents, and cannot swim well enough to move against these forces Some plankton drift this way for their entire life cycle Others are only classified as plankton when they are young, but they eventually grow large enough to swim against the
  • What Is Plankton? Definition and Examples
    Plankton consists of organisms that drift with tides and currents Examples include fish fry, krill, jellyfish, and certain plants and algae Plankton is the collection of organisms that drift with tides and currents Two important groups are phytoplankton (plant-like) and zooplankton (animal-life), but plankton include species from all the kingdoms of life, plus viruses German biologist
  • Plankton | National Oceanography Centre
    Plankton are drifting aquatic life forms - organisms carried by currents, rather than by their own swimming strength
  • Plankton | Ask A Biologist
    Plankton-rich waters are less clear and are usually green or brownish When you visit a pond or the beach, what kinds of living things do you see in the water? Depending on the environment, you might find fish, frogs, crabs, insects, seaweed, or lily pads
  • Plankton, explained - National Geographic
    Plankton are a collection of tiny organisms that live at and beneath the surface of lakes, rivers, ponds, and oceans across the planet They’re named for the Greek word planktos, meaning to
  • Plankton - ScienceDaily
    Plankton are drifting organisms that inhabit the water column of oceans, seas, and bodies of fresh water Plankton abundance and distribution are strongly dependent on factors such as ambient
  • Plankton - New World Encyclopedia
    Plankton is the collective name for certain organisms (mostly microscopic) that drift in the oceans, lakes, rivers, and other bodies of water Plankton have a tremendous importance in the web of life on earth The name plankton is derived from the Greek word planktos, meaning "wanderer" or "drifter " While some forms of plankton can swim, they cannot do so strongly enough to avoid being
  • Plankton (General) | Online Learning Center | Aquarium of the Pacific
    Plankton are organisms that drift with the ocean currents They come in a wide variety of shapes and colors Their sizes can range from microscopic plants to jellies that are over 120m (393ft) in length! Some plankton are plants (phytoplankton) and others are animals (zooplankton) Both serve important roles in supporting larger food webs in the ocean Some animals spend part of their lives as





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